from __future__ import annotations

from typing import Annotated

from fastapi import APIRouter, Depends, status
from sqlalchemy.orm import Session

from app.api.dependencies import get_current_user
from app.db.session import get_db
from app.models.user import User
from app.schemas.order import OrderCreate, OrderResponse
from app.services.order_service import OrderService

router = APIRouter()


@router.post(
    "",
    response_model=OrderResponse,
    status_code=status.HTTP_201_CREATED,
    summary="Create an order from cart items",
)
def create_order(
    payload: OrderCreate,
    db: Annotated[Session, Depends(get_db)],
    current_user: Annotated[User, Depends(get_current_user)],
) -> OrderResponse:
    order = OrderService(db).create_order(current_user, payload)
    return OrderResponse.model_validate(order)


@router.get(
    "",
    response_model=list[OrderResponse],
    status_code=status.HTTP_200_OK,
    summary="View the authenticated user's orders",
)
def list_my_orders(
    db: Annotated[Session, Depends(get_db)],
    current_user: Annotated[User, Depends(get_current_user)],
) -> list[OrderResponse]:
    orders = OrderService(db).get_orders_for_user(current_user)
    return [OrderResponse.model_validate(order) for order in orders]


@router.get(
    "/{order_id}",
    response_model=OrderResponse,
    status_code=status.HTTP_200_OK,
    summary="View a specific order owned by the authenticated user",
)
def get_my_order(
    order_id: int,
    db: Annotated[Session, Depends(get_db)],
    current_user: Annotated[User, Depends(get_current_user)],
) -> OrderResponse:
    order = OrderService(db).get_order_for_user(order_id, current_user)
    return OrderResponse.model_validate(order)